6-Cyano-3-nitro-4-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Chloro-2-iodo-6-(trifluoromethoxy)pyridine-3-sulfonamide
2-Cyano-3-(difluoromethyl)-4-iodo-5-(trifluoromethoxy)pyridine
5-Cyano-2-(fluoromethyl)-3-iodo-4-(trifluoromethoxy)pyridine
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